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Final ruleTakes effect Dec. 7, 2026

Airworthiness Directives; The Boeing Company Airplanes

Built by the Tribune's code from the Federal Register. No AI wrote this page. Published in the Federal Register Nov. 2, 2026. Document 2026-22318. Updated Nov. 5, 2026.

What it does

The FAA is adopting a new airworthiness directive (AD) for certain The Boeing Company Model 787-8, 787-9, and 787-10 airplanes. This AD was prompted by a report that, during production, certain sealant installations within the center wing fuel tank did not receive required visual and adhesion inspections. This AD requires a detailed inspection of certain sealant installations in the left, right, and center wing side-of-body areas, an adhesion test of the sealant, and applicable on-condition actions. The FAA is issuing this AD to address the unsafe condition on these products.

The Federal Aviation Administration's summary, as published in the Federal Register.

What changed in the regulation

1 part of Title 14 of the Code of Federal Regulations:

14 CFR 39

Compared with

The Federal Aviation Administration has published 476 final rules in 2026 so far, compared with 518 in all of 2025.

Counted by the Tribune from Federal Register records since Jan. 1, 2025.

Before this

1080 earlier Federal Register documents under regulation identifier 2120-AA64 since Jan. 1, 2025.

Since then:

What happens next and when

This AD is effective December 7, 2026.

The agency's dates, word for word.

Document number2026-22318
ActionFinal rule.
AgenciesTransportation Department; Federal Aviation Administration
PublishedNov. 2, 2026
Effective dateDec. 7, 2026
Regulation identifier (RIN)2120-AA64
DocketFAA-2026-1322

Source: the Federal Register (public domain). The document in the Federal Register